Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2021/09/28 08:00 | Pierre Delage v Maximilian Figl | 6-2,6-1 |
| ITF - M15 Monastir | 2021/09/21 09:00 | Takeuchi, Kento (1987) v Pierre Delage | 6-0,6-2 |
| ITF M25 Bagneres-De-Bigorre | 2021/09/01 14:00 | Pierre Delage v Benjamin Lock | 7-5,4-6,4-6 |
| ITF - M25 Grasse | 2021/06/14 11:40 | Lukas H Lilleengen v Pierre Delage | 7-5,7-5 |
| ITF M15 Helsinki | 2021/05/31 08:30 | Pierre Delage v Antinheimo, Oskar | 6-7,7-5,8-10 |
| ITF - M15 Bucarest | 2021/05/24 08:00 | Filip, Vladimir v Pierre Delage | 0-6,6-1,10-2 |
| ITF - M15 Bucarest | 2021/05/23 08:30 | Munteanu, Dan Radu v Pierre Delage | 3-6,2-6 |
| ITF M15 Valldoreix | 2021/05/10 09:00 | Pierre Delage v Niels Visker | 4-6,2-6 |
| ITF - M15 Monastir | 2021/09/23 08:00 | Kazuki Nishiwaki v Giovanni Oradini | 6-7,2-6 |
| ITF - M15 Monastir | 2021/09/22 08:00 | Peter Bertran v Kazuki Nishiwaki | 6-1,1-6,1-6 |
| ITF - M15 Monastir | 2021/08/31 08:00 | Kazuki Nishiwaki v Griffith, William | 0-6,2-6 |
| ITF - M15 Monastir | 2021/08/25 07:30 | Kazuki Nishiwaki v Seelig, Kyle | 1-6,5-7 |
| ITF - M15 Monastir | 2021/08/24 07:30 | Kazuki Nishiwaki v Daniel Batista | 6-3,6-4 |
| ITF - M15 Monastir | 2021/08/23 08:00 | Kazuki Nishiwaki v Nemakal, Ajay Pruthvi | 6-2,6-3 |
| ITF - M15 Monastir | 2021/06/20 09:00 | Kazuki Nishiwaki v Lambling, Raphael | 3-6,4-6 |
| ITF - M15 Monastir | 2021/06/13 08:00 | Kazuki Nishiwaki v Kody Pearson | 4-6,2-6 |